re PR go/48407 (libgo/configure --without-libffi doesn't work)
[gcc.git] / libgo / runtime / go-byte-array-to-string.c
1 /* go-byte-array-to-string.c -- convert an array of bytes to a string in Go.
2
3 Copyright 2009 The Go Authors. All rights reserved.
4 Use of this source code is governed by a BSD-style
5 license that can be found in the LICENSE file. */
6
7 #include "go-string.h"
8 #include "runtime.h"
9 #include "arch.h"
10 #include "malloc.h"
11
12 struct __go_string
13 __go_byte_array_to_string (const void* p, int len)
14 {
15 const unsigned char *bytes;
16 unsigned char *retdata;
17 struct __go_string ret;
18
19 bytes = (const unsigned char *) p;
20 retdata = runtime_mallocgc (len, FlagNoPointers, 1, 0);
21 __builtin_memcpy (retdata, bytes, len);
22 ret.__data = retdata;
23 ret.__length = len;
24 return ret;
25 }